Found These in the National Archives:-
Richard James Agustus Halpin - 5 Aug. - Late of Leitrim Lodge Wicklow...Engineer, d. 29th June 1915 at Sierra Leone West africa...granted at Dublin to Frances M. Halpin, Spinster...Effects £319 10s 10d.
Sarah Halpin - 20th May - late of Leitrim Lodge Bachelor's Walk Wicklow Spinster d. 13 April 1915, granted at dublin to F. M. Halpin and Louise G. Halpin, Spinsters, Effects £490 17s 6d, Resworn £375.
James Henry Halpin M.D. - 9th Sept. - late of Wentworth Place, Wicklow, d. Mat 5 1916. Granted at Dublin to Adelaide M Halpin, the Widow, Effects £970, Resworn £1025.
William Halpin, Mariner - 6 April - late of Abbeyville, Wicklow, d. 17 Feb. 1916, Granted at Dublin to Edward O'Connor, Overseer, £89 11s 11d.
Robert Halpin - 5th Oct - Late of Beechwood Road., Ranelagh, Dublin, Gentleman, d. July 1933...Granted at Dublin to Roy Collie, Watchmaker, and William James, Barrister, £1319.
Nannie C. Halpin - 2nd May - Formerly of Seaview House, Wicklow and Late of 148 Rathgar Road, Dublin. Spinster, d. 19 Dec. 1933. Granted at Dublin to William L. B. Halpin, Mining Engineer, and Violet Casey, Widow, £443.
Robert George Halpin - 12th Sept., - Late of 1 Wentworth Place, Wicklow, Captain Mercantile Marine, d. 1 June 1906 at Falmouth in England. Granted at Dublin to James H. Halpin, M.D., effects £2105 9s 8d.
Jessie Kelly Halpin - 20 March - Late of Tinnakilly House, Co. Wicklow, Widow, d. 10 Dec. 1912. Granted at Dublin to Belle L. Halpin, Spinster, effects £8804 11s 0d. Resworn £9614 15s 4d.
Frances Margaret Halpin - 18th Nov., - late of 1 Church St., Wicklow, Spinster, d. Aug. 9 1926. Granted at Dublin to Louisa Grace Halpin, Spinster, effects £225.
Beddia/Bedelia Halpin - 10th Feb., - Late of Gowran Hall, Sandycove, County Dublin. Married woman d. 23 Oct., 1929. Granted at Dublin to Joseph Halpin, Merchant, and Joseph A. Halpin, Company Manager, effects 35296 11s 4d.
Edith Mary Ann Halpin - 14th Jan., - Late of 3 Cliff Tce., Dun Laoghaire, Co. Dublin, Spinster, d. 27 Aug., 1935 Granted at Dublin to Ada L F Halpin, Spinster £275 2s 5d.
Isaac Halpin - 22nd Sept., - Late of 38 Whitehall Rd., Kimmage, Dublin, d. 3rd Sept., 1935, Granted to Richard A Halpin, Engineer £1061.
William H. Halpin - 9th Aug., - Late of Ford Lodge Cavan, Co. Cavan, Solicitor d. 17 April 1937. Granted to Caroline I E Halpin, Widow, and John R. Halpin, Solicitor, £5856.
Ada Louisa Farran Halpin - 3rd April - Late of 3 Cliff Tce., Dun Laoghaire, Co. Dublin, Spinster, d. 10 Jan 1939. Granted to Henry R Maunsell, solicitor, £2318 6s 6d.